<template>
  <div>
    <h1>分类列表</h1>
    <el-table :data="items">
      <el-table-column prop="_id" label="ID" width="230"></el-table-column>
      <el-table-column prop="parent.name" label="上级分类"></el-table-column>
      <el-table-column prop="name" label="分类名称"></el-table-column>
      <el-table-column fixed="right" label="操作" width="180">
        <template slot-scope="scope">
          <el-button
            type="text"
            size="small"
            @click="$router.push(`/categories/edit/${scope.row._id}`)"
          >编辑</el-button>
          <el-button type="text" size="small" @click="remove(scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </div>
</template>

<script>
export default {
  data() {
    return {
      items: []
    };
  },
  methods: {
    async fetch() {
        console.log("fetch");
        const res = await this.$http.get("rest/categories");
        this.items = res.data;
        console.log(res.data);
    },
    async remove(row) {
        this.$confirm(`是否确定要删除分类 "${row.name}"`, "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      })
      .then(async() => {
        const res = await this.$http.delete(`rest/categories/${row._id}`)// eslint-disable-line no-unused-vars
        this.$message({
          type: "success",
          message: "删除成功!"
        });

        this.fetch()
      });
    }
  },
  created() {
    this.fetch();
  }
};
</script>